1. It presumes Congress and a lot of people who support N-Deal are either idiots or traitors - This is truth, not a presumption.
2. It tells that we are signing an NPT by signing nuclear deal, where as Argument only shows how it'd be equal to signing CTBT - It doesn't say equal. It just gives the extent to which it will be difficult to do further test.
3. Once the technology barrior is gone, we can get sumulation technology from countries like France/Russia. - In your dreams. I haven't read anywhere that India gets access to sophisticated computers and supercomputers after signing this treaty (something needed for simulations).